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Mean, Maximum and Minimum Monthly Discharge report

Department of Water and Environmental Regulation                                                     HYMONTH V128  Output 19/04/2021

Site      616012          Helena Brook - Trew Rd Gs                                                                     Site  616012
VarFrom   10.00           Stage - SL in Metres
VarTo     140.00          Mean Stream Discharge in Cubic Metres/Second
                          Figures are for period ending 24:00
                                                                                                          Mean   Median  Missing
Year     Jan     Feb     Mar     Apr     May     Jun     Jul     Aug     Sep     Oct     Nov     Dec   Monthly  Monthly  Days    Yr

1972   [   ]   [   ]  [0.000]  0.000"  0.000"  0.004"  0.030   0.161   0.066   0.019   0.001"  0.000"   [0.028]  [0.003]   82  1972
1973   0.000"  0.000"  0.000"  0.000"  0.000" [0.046]  0.266&  0.291&  0.223&  0.062   0.011"  0.000"   [0.075]  [0.006]    2  1973
1974   0.000"  0.000"  0.000"  0.000"  0.026"  0.075   0.511&  0.750&  0.084"  0.041   0.013   0.001"    0.125&   0.019&    0  1974
1975   0.000"  0.000"  0.000"  0.000"  0.001"  0.025   0.162&  0.194   0.093   0.057   0.007"  0.000"    0.045&   0.004&    0  1975

1976   0.000"  0.000"  0.000"  0.000"  0.003"  0.007"  0.010   0.051   0.023   0.010"  0.004"  0.000"    0.009"   0.004"    0  1976
1977   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.002"  0.061"  0.011   0.008"  0.001"  0.000"    0.007"   0.000"    0  1977
1978   0.000"  0.000"  0.000"  0.000"  0.000"  0.005"  0.211&  0.042   0.038!  0.026"  0.000"  0.000"    0.027!   0.000!    0  1978
1979   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.006"  0.014"  0.006"  0.001"  0.000"  0.000"    0.002"   0.000"    0  1979
1980   0.000"  0.000"  0.000"  0.000"  0.000"  0.001"  0.036"  0.059   0.045   0.011"  0.001"  0.000"    0.013"   0.000"    0  1980

1981   0.000"  0.000"  0.000"  0.000"  0.005"  0.107"  0.261&  0.451&  0.066   0.026   0.004"  0.000"    0.077&   0.004&    0  1981
1982   0.000"  0.000"  0.000"  0.000"  0.000"  0.001"  0.019"  0.043   0.025   0.008"  0.000"  0.000"    0.008"   0.000"    0  1982
1983   0.000"  0.000"  0.000"  0.000"  0.000"  0.014"  0.072   0.134   0.331&  0.017"  0.005"  0.000"    0.048&   0.002&    0  1983
1984   0.000"  0.000"  0.000"  0.000"  0.000"  0.005"  0.017"  0.048   0.057   0.008"  0.002"  0.000"    0.011"   0.001"    0  1984
1985   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.011"  0.075"  0.034   0.004"  0.000"  0.000"    0.010"   0.000"    0  1985

1986   0.000"  0.000"  0.000"  0.000"  0.000"  0.018"  0.062   0.108   0.042   0.017"  0.001"  0.000"    0.021"   0.000"    0  1986
1987   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.041"  0.061   0.015   0.006"  0.000"  0.000"    0.010"   0.000"    0  1987
1988   0.000"  0.000"  0.000"  0.000"  0.000"  0.031"  0.116   0.144   0.077   0.071   0.011"  0.000"    0.037"   0.006"    0  1988
1989   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.027!  0.026!  0.014   0.017"  0.000"  0.000"    0.007!   0.000!    0  1989
1990   0.004"  0.000"  0.000"  0.000"  0.000"  0.001"  0.076"  0.091   0.029   0.020   0.002"  0.000"    0.019"   0.001"    0  1990

1991   0.000"  0.000"  0.000"  0.000"  0.000"  0.042!  0.166!  0.254!  0.103   0.022   0.003"  0.000"    0.049!   0.001!    0  1991
1992   0.000"  0.000"  0.000"  0.000"  0.000"  0.007"  0.043   0.205   0.120   0.023"  0.005"  0.000"    0.033"   0.002"    0  1992
1993   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.001"  0.027   0.057   0.014"  0.001"  0.000"    0.008"   0.000"    0  1993
1994   0.000"  0.000"  0.000"  0.000"  0.000"  0.003"  0.045   0.040   0.014"  0.001"  0.000"  0.000"    0.009"   0.000"    0  1994
1995   0.000"  0.000"  0.000"  0.000"  0.000"  0.017"  0.208"  0.135   0.075   0.039&  0.005"  0.000"    0.040&   0.002&    0  1995

1996   0.000"  0.000"  0.000"  0.000"  0.000"  0.043"  0.387&  0.302&  0.228&  0.078   0.025   0.002"    0.089&   0.013&    0  1996
1997   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.008"  0.047   0.071   0.012"  0.000"  0.000"    0.011"   0.000"    0  1997
1998   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.007"  0.038   0.082   0.026"  0.000B  0.000B    0.013B   0.000B    0  1998
1999   0.000B  0.000B  0.000B  0.000B  0.000B  0.001"  0.045"  0.099   0.126   0.104   0.004"  0.000"    0.032B   0.001B    0  1999
2000   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.050"  0.085   0.090   0.005"  0.000"  0.000"    0.019"   0.000"    0  2000

2001   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.003"  0.017   0.013"  0.009"  0.000"  0.000"    0.003"   0.000"    0  2001
2002   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.015"  0.023   0.044   0.013"  0.002"  0.000"    0.008"   0.000"    0  2002
2003   0.000"  0.000"  0.000"  0.000"  0.000"  0.003"  0.062"  0.106   0.067   0.021"  0.000"  0.000"    0.022"   0.000"    0  2003
2004   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.009"  0.076   0.047   0.007"  0.000"  0.000"    0.012"   0.000"    0  2004
2005   0.000"  0.000"  0.000"  0.000"  0.002"  0.054"  0.031   0.073   0.108   0.040   0.004"  0.000"    0.026"   0.003"    0  2005

2006   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.046"  0.031   0.004"  0.000"  0.000"    0.007"   0.000"    0  2006

                                                                                                                          342 Total


                                        ------------------ Notes -------------------
                                        All recorded data is continuous and reliable
                                        except where the following tags are used...
                                        ! ... Not reviewed / Quality not known
                                        " ... Relative Uncertainty +/-10%
                                        & ... Relative Uncertainty +/-30%
                                        B ... Outside measured range
                                        [ ... Not Available
Department of Water and Environmental Regulation                                                     HYMONTH V128  Output 19/04/2021

Site      616012          Helena Brook - Trew Rd Gs                                                                     Site  616012
VarFrom   10.00           Stage - SL in Metres
VarTo     140.00          Mean Stream Discharge in Cubic Metres/Second
                          Figures are for period ending 24:00
                                                                                                          Mean   Median  Missing
Year     Jan     Feb     Mar     Apr     May     Jun     Jul     Aug     Sep     Oct     Nov     Dec   Monthly  Monthly  Days    Yr

2007   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.053"  0.096   0.072   0.019   0.000"  0.000"    0.020"   0.000"    0  2007
2008   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.063"  0.043   0.010"  0.005"  0.001"  0.000"    0.010"   0.000"    0  2008
2009   0.000"  0.000"  0.000"  0.000"  0.000"  0.014"  0.088"  0.125   0.142&  0.014"  0.000"  0.000"    0.032&   0.000&    0  2009
2010   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"    0.000"   0.000"    0  2010

2011   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.010"  0.059   0.027   0.010"  0.003"  0.000"    0.009"   0.000"    0  2011
2012   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.006"  0.015"  0.000"  0.000"  0.000"    0.002"   0.000"    0  2012
2013   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.011"  0.125   0.014"  0.000"  0.000"    0.013"   0.000"    0  2013
2014   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.011"  0.016"  0.033"  0.003"  0.000"  0.000"    0.005"   0.000"    0  2014
2015   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.002"  0.004"  0.000"  0.000"  0.000"    0.000"   0.000"    0  2015

2016   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.005"  0.032"  0.017"  0.009"  0.000"  0.000"    0.005"   0.000"    0  2016
2017   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.006"  0.081"  0.017"  0.008"  0.000"  0.000"    0.009"   0.000"    0  2017
2018   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.044"  0.184&  0.025   0.005"  0.000"  0.000"    0.021&   0.000&    0  2018
2019   0.000"  0.000"  0.000"  0.000"  0.000"  0.007"  0.031"  0.021"  0.026"  0.000"  0.001"  0.000"    0.007"   0.000"    0  2019
2020   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.001"  0.015"  0.012"  0.000"  0.000"  0.000"    0.002"   0.000"    0  2020

2021   0.000"  0.000"  0.000" [0.000]  [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]    [0.000]  [0.000]  258  2021

                                                                                                                          342 Total

Mean   0.000B  0.000B [0.000] [0.000]  0.001B [0.011]  0.068!  0.103!  0.063!  0.019&  0.002B  0.000B   [0.022]                Mean
Med.   0.000B  0.000B [0.000] [0.000]  0.000B [0.000]  0.031!  0.061!  0.044!  0.012&  0.000B  0.000B            [0.000]       Med.
 Max   0.004B  0.000B [0.000] [0.000]  0.026B [0.107]  0.511!  0.750!  0.331!  0.104&  0.025B  0.002B   [0.125]                 Max
 Min   0.000B  0.000B [0.000] [0.000]  0.000B [0.000]  0.000!  0.000!  0.000!  0.000&  0.000B  0.000B   [0.000]                 Min
  OK    100%    100%     99%     99%    100%    100%    100%    100%    100%    100%    100%    100%       100%                  OK
 Cnt      49      49      50      50      49      49      49      49      49      49      49      49        50                  Cnt

                                        ------------------ Notes -------------------
                                        All recorded data is continuous and reliable
                                        except where the following tags are used...
                                        ! ... Not reviewed / Quality not known
                                        " ... Relative Uncertainty +/-10%
                                        & ... Relative Uncertainty +/-30%
                                        B ... Outside measured range
                                        [ ... Not Available


















  Department of Water and Environmental Regulation                                                   HYMONTH V128  Output 19/04/2021

  Site      616012          Helena Brook - Trew Rd Gs                                                                   Site  616012
  VarFrom   10.00           Stage - SL in Metres
  VarTo     140.00          Maximum Stream Discharge in Cubic Metres/Second
                            Figures are for period ending 24:00
                                                                                                          Annual  Missing
  Year     Jan     Feb     Mar     Apr     May     Jun     Jul     Aug     Sep     Oct     Nov     Dec       Max  Days    Yr

  1972   [   ]   [   ]  [0.000]  0.000"  0.000"  0.038"  0.196   0.652   0.247   0.124   0.005"  0.000"   [0.652]   82  1972
  1973   0.000"  0.000"  0.000"  0.000"  0.000" [0.370]  2.146&  1.301&  1.251&  0.173   0.039"  0.001"   [2.146]    2  1973
  1974   0.000"  0.000"  0.000"  0.000"  0.169"  0.489   3.118&  9.441&  0.251"  0.185   0.075   0.004"    9.441&    0  1974
  1975   0.000"  0.000"  0.000"  0.000"  0.019"  0.296   1.599&  0.826   0.419   0.348   0.020"  0.002"    1.599&    0  1975

  1976   0.002"  0.000"  0.000"  0.000"  0.034"  0.080"  0.040   0.594   0.095   0.076"  0.071"  0.000"    0.594"    0  1976
  1977   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.031"  0.370"  0.044   0.033"  0.011"  0.000"    0.370"    0  1977
  1978   0.000"  0.000"  0.000"  0.000"  0.000"  0.125"  2.327&  0.164   0.190!  0.431"  0.003"  0.000"    2.327!    0  1978
  1979   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.033"  0.133"  0.016"  0.004"  0.002"  0.000"    0.133"    0  1979
  1980   0.000"  0.000"  0.000"  0.000"  0.000"  0.048"  0.176"  0.307   0.125   0.047"  0.002"  0.000"    0.307"    0  1980

  1981   0.000"  0.000"  0.000"  0.000"  0.325"  0.690"  5.279&  1.924&  0.259   0.244   0.016"  0.001"    5.279&    0  1981
  1982   0.000"  0.000"  0.000"  0.000"  0.000"  0.008"  0.158"  0.218   0.133   0.059"  0.000"  0.000"    0.218"    0  1982
  1983   0.000"  0.000"  0.000"  0.000"  0.000"  0.465"  0.454   0.451   1.413&  0.056"  0.082"  0.000"    1.413&    0  1983
  1984   0.000"  0.000"  0.000"  0.000"  0.000"  0.045"  0.088"  0.139   0.511   0.030"  0.021"  0.000"    0.511"    0  1984
  1985   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.134"  0.422"  0.129   0.017"  0.001"  0.000"    0.422"    0  1985

  1986   0.000"  0.000"  0.000"  0.000"  0.000"  0.221"  0.451   0.300   0.196   0.121"  0.003"  0.000"    0.451"    0  1986
  1987   0.000"  0.000"  0.000"  0.000"  0.000"  0.004"  0.896"  0.233   0.050   0.101"  0.002"  0.000"    0.896"    0  1987
  1988   0.000"  0.000"  0.000"  0.000"  0.000"  0.173"  0.853   0.952   0.412   0.285   0.088"  0.001"    0.952"    0  1988
  1989   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.215!  0.582!  0.063   0.111"  0.002"  0.000"    0.582!    0  1989
  1990   0.340"  0.001"  0.000"  0.000"  0.000"  0.009"  0.475"  0.419   0.164   0.129   0.011"  0.000"    0.475"    0  1990

  1991   0.000"  0.000"  0.000"  0.000"  0.000"  0.276!  0.602!  2.094!  0.428   0.082   0.013"  0.000"    2.094!    0  1991
  1992   0.000"  0.000"  0.000"  0.000"  0.000"  0.099"  0.253   0.643   0.356   0.113"  0.053"  0.001"    0.643"    0  1992
  1993   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.024"  0.147   0.259   0.099"  0.004"  0.000"    0.259"    0  1993
  1994   0.000"  0.000"  0.000"  0.000"  0.000"  0.022"  0.128   0.253   0.087"  0.010"  0.000"  0.000"    0.253"    0  1994
  1995   0.000"  0.000"  0.000"  0.000"  0.000"  0.228"  0.952"  0.359   0.287   1.128&  0.021"  0.000"    1.128&    0  1995

  1996   0.000"  0.000"  0.000"  0.000"  0.000"  0.493"  2.850&  1.294&  1.551&  0.249   0.186   0.009"    2.850&    0  1996
  1997   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.068"  0.205   0.700   0.111"  0.001"  0.000"    0.700"    0  1997
  1998   0.000"  0.000"  0.000"  0.000"  0.000"  0.001"  0.040"  0.291   0.362   0.125"  0.003B  0.000B    0.362B    0  1998
  1999   0.000B  0.000B  0.000B  0.000B  0.000B  0.011"  0.176"  0.400   0.496   0.619   0.020"  0.000"    0.619B    0  1999
  2000   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.253"  0.530   0.330   0.020"  0.000"  0.000"    0.530"    0  2000

  2001   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.156"  0.093   0.148"  0.056"  0.001"  0.000"    0.156"    0  2001
  2002   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.076"  0.075   0.217   0.096"  0.035"  0.000"    0.217"    0  2002
  2003   0.000"  0.000"  0.000"  0.000"  0.000"  0.068"  0.493"  0.475   0.189   0.088"  0.002"  0.000"    0.493"    0  2003
  2004   0.000"  0.000"  0.000"  0.000"  0.000"  0.001"  0.088"  0.415   0.291   0.046"  0.001"  0.000"    0.415"    0  2004
  2005   0.000"  0.000"  0.000"  0.000"  0.110"  0.310"  0.161   0.590   0.709   0.159   0.061"  0.000"    0.709"    0  2005

  2006   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.869"  0.186   0.040"  0.000"  0.000"    0.869"    0  2006

                                                                                                                   342 Total


                                        ------------------ Notes -------------------
                                        All recorded data is continuous and reliable
                                        except where the following tags are used...
                                        ! ... Not reviewed / Quality not known
                                        " ... Relative Uncertainty +/-10%
                                        & ... Relative Uncertainty +/-30%
                                        B ... Outside measured range
                                        [ ... Not Available
  Department of Water and Environmental Regulation                                                   HYMONTH V128  Output 19/04/2021

  Site      616012          Helena Brook - Trew Rd Gs                                                                   Site  616012
  VarFrom   10.00           Stage - SL in Metres
  VarTo     140.00          Maximum Stream Discharge in Cubic Metres/Second
                            Figures are for period ending 24:00
                                                                                                          Annual  Missing
  Year     Jan     Feb     Mar     Apr     May     Jun     Jul     Aug     Sep     Oct     Nov     Dec       Max  Days    Yr

  2007   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.695"  0.283   0.287   0.169   0.004"  0.000"    0.695"    0  2007
  2008   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  1.115"  0.294   0.088"  0.115"  0.011"  0.000"    1.115"    0  2008
  2009   0.000"  0.000"  0.000"  0.000"  0.000"  0.300"  0.704"  0.590   1.375&  0.053"  0.003"  0.000"    1.375&    0  2009
  2010   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.002"  0.000"  0.000"  0.000"  0.000"  0.000"    0.002"    0  2010

  2011   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.158"  0.419   0.123   0.114"  0.024"  0.000"    0.419"    0  2011
  2012   0.000"  0.000"  0.000"  0.000"  0.000"  0.002"  0.000"  0.075"  0.165"  0.005"  0.000"  0.000"    0.165"    0  2012
  2013   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.123"  1.043   0.054"  0.000"  0.000"    1.043"    0  2013
  2014   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.065"  0.249"  0.249"  0.018"  0.000"  0.000"    0.249"    0  2014
  2015   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.023"  0.039"  0.000"  0.000"  0.000"    0.039"    0  2015

  2016   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.049"  0.198"  0.095"  0.071"  0.000"  0.000"    0.198"    0  2016
  2017   0.000"  0.010"  0.000"  0.000"  0.000"  0.000"  0.150"  0.664"  0.073"  0.080"  0.007"  0.000"    0.664"    0  2017
  2018   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.422"  1.623&  0.068   0.019"  0.000"  0.000"    1.623&    0  2018
  2019   0.000"  0.000"  0.000"  0.000"  0.000"  0.173"  0.207"  0.259"  0.245"  0.003"  0.015"  0.000"    0.259"    0  2019
  2020   0.000"  0.000"  0.000"  0.000"  0.000"  0.008"  0.017"  0.133"  0.131"  0.001"  0.002"  0.000"    0.133"    0  2020

  2021   0.000"  0.000"  0.000" [0.000]  [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]    [0.000]  258  2021

                                                                                                                   342 Total

  Mean   0.007B  0.000B [0.000] [0.000]  0.013B [0.103]  0.583!  0.675!  0.338!  0.129&  0.019B  0.000B   [0.981]       Mean
  Med.   0.000B  0.000B [0.000] [0.000]  0.000B [0.008]  0.176!  0.370!  0.217!  0.082&  0.003B  0.000B                 Med.
   Max   0.340B  0.010B [0.000] [0.000]  0.325B [0.690]  5.279!  9.441!  1.551!  1.128&  0.186B  0.009B   [9.441]        Max
   Min   0.000B  0.000B [0.000] [0.000]  0.000B [0.000]  0.000!  0.000!  0.000!  0.000&  0.000B  0.000B   [0.000]        Min
    OK    100%    100%     99%     99%    100%    100%    100%    100%    100%    100%    100%    100%       100%         OK
   Cnt      49      49      50      50      49      49      49      49      49      49      49      49        50         Cnt

                                        ------------------ Notes -------------------
                                        All recorded data is continuous and reliable
                                        except where the following tags are used...
                                        ! ... Not reviewed / Quality not known
                                        " ... Relative Uncertainty +/-10%
                                        & ... Relative Uncertainty +/-30%
                                        B ... Outside measured range
                                        [ ... Not Available


















  Department of Water and Environmental Regulation                                                   HYMONTH V128  Output 19/04/2021

  Site      616012          Helena Brook - Trew Rd Gs                                                                   Site  616012
  VarFrom   10.00           Stage - SL in Metres
  VarTo     140.00          Minimum Stream Discharge in Cubic Metres/Second
                            Figures are for period ending 24:00
                                                                                                          Annual  Missing
  Year     Jan     Feb     Mar     Apr     May     Jun     Jul     Aug     Sep     Oct     Nov     Dec       Min  Days    Yr

  1972   [   ]   [   ]  [0.000]  0.000"  0.000"  0.000"  0.005   0.020   0.019   0.005   0.000"  0.000"   [0.000]   82  1972
  1973   0.000"  0.000"  0.000"  0.000"  0.000" [0.000]  0.026&  0.098&  0.066&  0.027   0.001"  0.000"   [0.000]    2  1973
  1974   0.000"  0.000"  0.000"  0.000"  0.000"  0.015   0.088&  0.161&  0.032"  0.017   0.003   0.000"    0.000&    0  1974
  1975   0.000"  0.000"  0.000"  0.000"  0.000"  0.005   0.013&  0.071   0.041   0.017   0.002"  0.000"    0.000&    0  1975

  1976   0.000"  0.000"  0.000"  0.000"  0.000"  0.002"  0.003   0.006   0.010   0.001"  0.000"  0.000"    0.000"    0  1976
  1977   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.002"  0.004   0.001"  0.000"  0.000"    0.000"    0  1977
  1978   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.003&  0.013   0.007!  0.001"  0.000"  0.000"    0.000!    0  1978
  1979   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.002"  0.002"  0.000"  0.000"  0.000"    0.000"    0  1979
  1980   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.001"  0.018   0.020   0.002"  0.000"  0.000"    0.000"    0  1980

  1981   0.000"  0.000"  0.000"  0.000"  0.000"  0.002"  0.038&  0.097&  0.027   0.004   0.000"  0.000"    0.000&    0  1981
  1982   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.001"  0.012   0.005   0.000"  0.000"  0.000"    0.000"    0  1982
  1983   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.006   0.046   0.056&  0.001"  0.000"  0.000"    0.000&    0  1983
  1984   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.003"  0.007   0.017   0.000"  0.000"  0.000"    0.000"    0  1984
  1985   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.010"  0.014   0.000"  0.000"  0.000"    0.000"    0  1985

  1986   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.012   0.053   0.015   0.003"  0.000"  0.000"    0.000"    0  1986
  1987   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.001"  0.016   0.005   0.000"  0.000"  0.000"    0.000"    0  1987
  1988   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.013   0.039   0.033   0.014   0.000"  0.000"    0.000"    0  1988
  1989   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000!  0.000!  0.006   0.002"  0.000"  0.000"    0.000!    0  1989
  1990   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.030   0.013   0.004   0.000"  0.000"    0.000"    0  1990

  1991   0.000"  0.000"  0.000"  0.000"  0.000"  0.000!  0.032!  0.045!  0.032   0.003   0.000"  0.000"    0.000!    0  1991
  1992   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.017   0.026   0.036   0.002"  0.001"  0.000"    0.000"    0  1992
  1993   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.005   0.013   0.003"  0.000"  0.000"    0.000"    0  1993
  1994   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.009   0.011   0.003"  0.000"  0.000"  0.000"    0.000"    0  1994
  1995   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.002"  0.067   0.020   0.005&  0.000"  0.000"    0.000&    0  1995

  1996   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.047&  0.089&  0.063&  0.025   0.003   0.000"    0.000&    0  1996
  1997   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.005   0.015   0.001"  0.000"  0.000"    0.000"    0  1997
  1998   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.009   0.021   0.003"  0.000B  0.000B    0.000B    0  1998
  1999   0.000B  0.000B  0.000B  0.000B  0.000B  0.000"  0.001"  0.021   0.062   0.020   0.000"  0.000"    0.000B    0  1999
  2000   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.025   0.020   0.000"  0.000"  0.000"    0.000"    0  2000

  2001   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.004   0.003"  0.001"  0.000"  0.000"    0.000"    0  2001
  2002   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.009   0.010   0.002"  0.000"  0.000"    0.000"    0  2002
  2003   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.012"  0.031   0.029   0.002"  0.000"  0.000"    0.000"    0  2003
  2004   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.012   0.008   0.000"  0.000"  0.000"    0.000"    0  2004
  2005   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.013   0.010   0.034   0.010   0.000"  0.000"    0.000"    0  2005

  2006   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.006   0.000"  0.000"  0.000"    0.000"    0  2006

                                                                                                                   342 Total


                                        ------------------ Notes -------------------
                                        All recorded data is continuous and reliable
                                        except where the following tags are used...
                                        ! ... Not reviewed / Quality not known
                                        " ... Relative Uncertainty +/-10%
                                        & ... Relative Uncertainty +/-30%
                                        B ... Outside measured range
                                        [ ... Not Available
  Department of Water and Environmental Regulation                                                   HYMONTH V128  Output 19/04/2021

  Site      616012          Helena Brook - Trew Rd Gs                                                                   Site  616012
  VarFrom   10.00           Stage - SL in Metres
  VarTo     140.00          Minimum Stream Discharge in Cubic Metres/Second
                            Figures are for period ending 24:00
                                                                                                          Annual  Missing
  Year     Jan     Feb     Mar     Apr     May     Jun     Jul     Aug     Sep     Oct     Nov     Dec       Min  Days    Yr

  2007   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.032   0.032   0.004   0.000"  0.000"    0.000"    0  2007
  2008   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.005   0.002"  0.000"  0.000"  0.000"    0.000"    0  2008
  2009   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.002"  0.015   0.047&  0.001"  0.000"  0.000"    0.000&    0  2009
  2010   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"    0.000"    0  2010

  2011   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.009   0.006   0.001"  0.000"  0.000"    0.000"    0  2011
  2012   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.001"  0.000"  0.000"  0.000"    0.000"    0  2012
  2013   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.010   0.000"  0.000"  0.000"    0.000"    0  2013
  2014   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.007"  0.000"  0.000"  0.000"    0.000"    0  2014
  2015   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"    0.000"    0  2015

  2016   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.002"  0.007"  0.000"  0.000"  0.000"    0.000"    0  2016
  2017   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.009"  0.002"  0.001"  0.000"  0.000"    0.000"    0  2017
  2018   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.034&  0.005   0.000"  0.000"  0.000"    0.000&    0  2018
  2019   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.003"  0.001"  0.001"  0.000"  0.000"  0.000"    0.000"    0  2019
  2020   0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.000"  0.001"  0.000"  0.000"  0.000"    0.000"    0  2020

  2021   0.000"  0.000"  0.000" [0.000]  [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]    [0.000]  258  2021

                                                                                                                   342 Total

  Mean   0.000B  0.000B [0.000] [0.000]  0.000B [0.000]  0.007!  0.024!  0.018!  0.004&  0.000B  0.000B   [0.000]       Mean
  Med.   0.000B  0.000B [0.000] [0.000]  0.000B [0.000]  0.000!  0.011!  0.013!  0.001&  0.000B  0.000B                 Med.
   Max   0.000B  0.000B [0.000] [0.000]  0.000B [0.015]  0.088!  0.161!  0.066!  0.027&  0.003B  0.000B   [0.000]        Max
   Min   0.000B  0.000B [0.000] [0.000]  0.000B [0.000]  0.000!  0.000!  0.000!  0.000&  0.000B  0.000B   [0.000]        Min
    OK    100%    100%     99%     99%    100%    100%    100%    100%    100%    100%    100%    100%       100%         OK
   Cnt      49      49      50      50      49      49      49      49      49      49      49      49        50         Cnt

                                        ------------------ Notes -------------------
                                        All recorded data is continuous and reliable
                                        except where the following tags are used...
                                        ! ... Not reviewed / Quality not known
                                        " ... Relative Uncertainty +/-10%
                                        & ... Relative Uncertainty +/-30%
                                        B ... Outside measured range
                                        [ ... Not Available